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Sixteen green DDR5 RDIMM modules in anti-static tray

NEMIX RAM

NEMIX RAM 512GB (16x32GB) DDR5 5600 CL46 1.1V 2Rx8 ECC RDIMM Supermicro H14DSG-OM memory upgrade

SKU CH-KY3K-2M7J9

A 512 GB kit of sixteen 32 GB DDR5 registered ECC RDIMMs running at 5600 MT/s with CL46 latency and 1.1 V operation, validated for the Supermicro H14DSG-OM motherboard

  • Total capacity512 GB (16 × 32 GB)
  • Rated speedDDR5 5600 (PC5 44800)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL46
  • Rated voltage1.1 V
  • Buffer typeRegistered

Size 512GB 16X32GB

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  • 512 GB total capacity from 16 matched 32 GB modules
  • DDR5 5600 speed with CL46 latency for rated server performance
  • Registered ECC design corrects single-bit errors and stabilises full population
  • 1 V operation at 2Rx8 rank matches motherboard memory-controller requirements
  • 288-pin RDIMM form factor verified for Supermicro H14DSG-OM compatibility

512GB DDR5 ECC RDIMM kit for Supermicro H14DSG-OM

This 512GB kit contains 16 modules of 32GB each, built as 288-pin DDR5 Registered DIMMs with ECC. It is designed for the Supermicro H14DSG-OM motherboard, matching the board's required RDIMM form factor and memory population rules. The modules run at DDR5-5600 (PC5-44800) with a CAS latency of CL46 at 1.1V. This configuration targets servers needing maximum registered ECC capacity in every slot.

Registered architecture and 1.1V operation

The registered (buffered) design reduces electrical load on the memory controller, allowing all 16 slots to run fully populated at the rated DDR5-5600 speed. ECC corrects single-bit errors on the fly, preventing silent data corruption and unplanned reboots in production workloads. Operating at 1.1V, the modules draw minimal power for their density. No heat spreaders are fitted, so airflow across the DIMMs follows the chassis cooling design.

Replaces partial or mismatched DDR5 populations

This kit replaces incomplete or mixed-capacity DDR5 RDIMM sets that limit total memory or force the controller to downclock. The jump is worth it when the workload demands the full 512GB at native 5600MT/s with 2Rx8 rank structure and CL46 timing. It is not for systems that require UDIMM or SODIMM form factors, nor for boards that do not support 16 registered DIMMs at this voltage and speed.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $15,510.99
Pricier than about 91% of the 21,161 comparable items (median $397.99).
Total capacity 512 GB (16 × 32 GB)
Higher than about 90% of the 20,941 comparable items (median 32 GB).
Price per GB $30.29 per GB
Pricier than about 86% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineNEMIX RAM Original Series Server Memory
Model nameDDR5 ECC RDIMM Registered Server Memory
Part numberMR44800-328K16
Total capacity512 GB (16 × 32 GB)
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 5600 (PC5 44800)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL46
ECC supportYes
Buffer typeRegistered
Memory rank2Rx8
Heat spreaderNo
Power
Rated voltage1.1 V
Compatibility
Compatible systemsSupermicro
In the box
Included items512 GB 16 × 32 GB DDR5 5600 MHz PC5-44800 2Rx8 1.1 V 288-PIN ECC RDIMM KIT

Other versions of this model

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Questions about this item

How do I install the 16 DDR5 RDIMMs in the Supermicro H14DSG-OM and which population step is most often missed?

Follow the motherboard manual for the exact slot order; the common mistake is skipping the prescribed sequence when filling all 16 slots, which prevents the kit from running at 5600MHz.

What maintenance or replacement will the 512GB ECC RDIMM kit need over its service life?

No scheduled maintenance is required; if a module fails the lifetime replacement warranty covers it, otherwise the kit runs until a platform upgrade.

What limit appears first when the 16x32GB registered DDR5 kit runs sustained workloads?

The memory controller's maximum supported capacity and rank-per-channel limit is reached before thermal or voltage constraints become an issue.

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